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BatteryClerk Prime FAST 1-2 day shipping to most of the USA
BatteryClerk Prime FAST 1-2 day shipping to most of the USA

Emergency Light Batteries

Ensure your building is equipped to handle any power outage with reliable emergency light batteries from BatteryClerk. We offer a wide selection of high-quality replacement batteries designed to keep your emergency lights shining bright when it matters most. Our batteries meet rigorous safety standards and are compatible with all major emergency lighting brands. With competitive prices, expert advice, and fast shipping, BatteryClerk makes it easy to keep your building safe and compliant.

  • Sonnenschein 7895391 6V 4.5Ah Emergency Light Replacement Battery
    $8.39 - $9.79
    $8.39 - $9.79
    $8.39 - $9.79
    $8.39

    AJC Battery Compatible with Sonnenschein 7895391 6V 4.5Ah Emergency Light Battery

    In stock

    Information 6V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed ...

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    $8.39 - $9.79
    $8.39 - $9.79
    $8.39 - $9.79
    $8.39
  • Prescolite ERB-0620 6V 12Ah Emergency Light Replacement Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with Prescolite ERB-0620 6V 12Ah Emergency Light Battery

    In stock

    Information 6V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed ...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • Prescolite 12-895 12V 26Ah Emergency Light Replacement Battery
    $75.69 - $75.69
    $75.69
    $75.69 - $75.69
    $75.69

    AJC Battery Compatible with Prescolite 12-895 12V 26Ah Emergency Light Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $75.69 - $75.69
    $75.69
    $75.69 - $75.69
    $75.69
  • Prescolite 12-793 6V 5Ah Emergency Light Replacement Battery
    $9.79 - $9.79
    $9.79
    $9.79 - $9.79
    $9.79

    AJC Battery Compatible with Prescolite 12-793 6V 5Ah Emergency Light Battery

    In stock

    Information 6V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed ...

    View full details
    $9.79 - $9.79
    $9.79
    $9.79 - $9.79
    $9.79
  • Portalac PX12180 12V 18Ah Emergency Light Replacement Battery
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29

    AJC Battery Compatible with Portalac PX12180 12V 18Ah Emergency Light Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29
  • Portalac PX12120 12V 10Ah Emergency Light Replacement Battery
    $36.69 - $47.39
    $36.69 - $47.39
    $36.69 - $47.39
    $36.69

    AJC Battery Compatible with Portalac PX12120 12V 10Ah Emergency Light Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $36.69 - $47.39
    $36.69 - $47.39
    $36.69 - $47.39
    $36.69
  • Portalac PX12120 12V 12Ah Emergency Light Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with Portalac PX12120 12V 12Ah Emergency Light Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29
  • Portalac PE6V65 6V 7Ah Emergency Light Replacement Battery
    $11.99 - $11.99
    $11.99
    $11.99 - $11.99
    $11.99

    AJC Battery Compatible with Portalac PE6V65 6V 7Ah Emergency Light Battery

    In stock

    Information 6V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed ...

    View full details
    $11.99 - $11.99
    $11.99
    $11.99 - $11.99
    $11.99
  • Portalac PE6V4 6V 5Ah Emergency Light Replacement Battery
    $9.79 - $9.79
    $9.79
    $9.79 - $9.79
    $9.79

    AJC Battery Compatible with Portalac PE6V4 6V 5Ah Emergency Light Battery

    In stock

    Information 6V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed ...

    View full details
    $9.79 - $9.79
    $9.79
    $9.79 - $9.79
    $9.79
  • Portalac PE6V13F1 6V 12Ah Emergency Light Replacement Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with Portalac PE6V13F1 6V 12Ah Emergency Light Battery

    In stock

    Information 6V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed ...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • Portalac PE12V17B1 12V 22Ah Emergency Light Replacement Battery
    $59.49 - $59.49
    $59.49
    $59.49 - $59.49
    $59.49

    AJC Battery Compatible with Portalac PE12V17B1 12V 22Ah Emergency Light Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $59.49 - $59.49
    $59.49
    $59.49 - $59.49
    $59.49
  • Portalac PE12V17B1 12V 18Ah Emergency Light Replacement Battery
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29

    AJC Battery Compatible with Portalac PE12V17B1 12V 18Ah Emergency Light Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29
  • Portalac PE1212R 12V 1.3Ah Emergency Light Replacement Battery
    $6.29 - $6.29
    $6.29
    $6.29 - $6.29
    $6.29

    AJC Battery Compatible with Portalac PE1212R 12V 1.3Ah Emergency Light Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $6.29 - $6.29
    $6.29
    $6.29 - $6.29
    $6.29
  • Notifier PE712 12V 7Ah Emergency Light Replacement Battery
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39

    AJC Battery Compatible with Notifier PE712 12V 7Ah Emergency Light Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39
  • Notifier PE6512 12V 7Ah Emergency Light Replacement Battery
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39

    AJC Battery Compatible with Notifier PE6512 12V 7Ah Emergency Light Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39
  • Notifier PE612 12V 7Ah Emergency Light Replacement Battery
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39

    AJC Battery Compatible with Notifier PE612 12V 7Ah Emergency Light Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39
  • Mule 6D2W 6V 4.5Ah Emergency Light Replacement Battery
    $8.39 - $9.79
    $8.39 - $9.79
    $8.39 - $9.79
    $8.39

    AJC Battery Compatible with Mule 6D2W 6V 4.5Ah Emergency Light Battery

    In stock

    Information 6V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed ...

    View full details
    $8.39 - $9.79
    $8.39 - $9.79
    $8.39 - $9.79
    $8.39
  • Lithonia LLPBE 6V 4.5Ah Emergency Light Replacement Battery
    $8.39 - $9.79
    $8.39 - $9.79
    $8.39 - $9.79
    $8.39

    AJC Battery Compatible with Lithonia LLPBE 6V 4.5Ah Emergency Light Battery

    In stock

    Information 6V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed ...

    View full details
    $8.39 - $9.79
    $8.39 - $9.79
    $8.39 - $9.79
    $8.39
  • Lithonia ELB1245 12V 75Ah Emergency Light Replacement Battery
    $196.99 - $196.99
    $196.99
    $196.99 - $196.99
    $196.99

    AJC Battery Compatible with Lithonia ELB1245 12V 75Ah Emergency Light Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $196.99 - $196.99
    $196.99
    $196.99 - $196.99
    $196.99
  • Lithonia ED 6V 7Ah Emergency Light Replacement Battery
    $11.99 - $11.99
    $11.99
    $11.99 - $11.99
    $11.99

    AJC Battery Compatible with Lithonia ED 6V 7Ah Emergency Light Battery

    In stock

    Information 6V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed ...

    View full details
    $11.99 - $11.99
    $11.99
    $11.99 - $11.99
    $11.99
  • Lightalarms UX7 6V 4.5Ah Emergency Light Replacement Battery
    $8.39 - $9.79
    $8.39 - $9.79
    $8.39 - $9.79
    $8.39

    AJC Battery Compatible with Lightalarms UX7 6V 4.5Ah Emergency Light Battery

    In stock

    Information 6V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed ...

    View full details
    $8.39 - $9.79
    $8.39 - $9.79
    $8.39 - $9.79
    $8.39
  • Lightalarms CE1-5BD 6V 12Ah Emergency Light Replacement Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with Lightalarms CE1-5BD 6V 12Ah Emergency Light Battery

    In stock

    Information 6V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed ...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • Lightalarms CE1-5AC 6V 12Ah Emergency Light Replacement Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with Lightalarms CE1-5AC 6V 12Ah Emergency Light Battery

    In stock

    Information 6V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed ...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • Lightalarms 45139800 12V 10Ah Emergency Light Replacement Battery
    $36.69 - $47.39
    $36.69 - $47.39
    $36.69 - $47.39
    $36.69

    AJC Battery Compatible with Lightalarms 45139800 12V 10Ah Emergency Light Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $36.69 - $47.39
    $36.69 - $47.39
    $36.69 - $47.39
    $36.69